Kunal Pai has uploaded this change for review. ( https://gem5-review.googlesource.com/c/public/gem5/+/68777?usp=email ) Change subject: configs: Adds an example script for MIPS Hello ...................................................................... configs: Adds an example script for MIPS Hello Used the "mips-hello" resource to make an stdlib example script for that resource. Change-Id: I14f1bac69aebde4d8fe96eb844f41d5d97d606ae --- A configs/example/gem5_library/mips-hello.py 1 file changed, 89 insertions(+), 0 deletions(-) diff --git a/configs/example/gem5_library/mips-hello.py b/configs/example/gem5_library/mips-hello.py new file mode 100644 index 0000000..4a0e904 --- /dev/null +++ b/configs/example/gem5_library/mips-hello.py @@ -0,0 +1,89 @@ +# Copyright (c) 2023 The Regents of the University of California +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer; +# redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution; +# neither the name of the copyright holders nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +""" +This gem5 configuation script creates a simple board to run a MIPS +"hello world" binary. + +This is setup is the close to the simplest setup possible using the gem5 +library. It does not contain any kind of caching, IO, or any non-essential +components. + +Usage +----- + +``` +scons build/MIPS/gem5.opt +./build/MIPS/gem5.opt configs/example/gem5_library/mips-hello.py +``` +""" + +from gem5.isas import ISA +from gem5.utils.requires import requires +from gem5.resources.resource import Resource +from gem5.components.memory import SingleChannelDDR3_2133 +from gem5.components.processors.cpu_types import CPUTypes +from gem5.components.boards.simple_board import SimpleBoard +from gem5.components.cachehierarchies.classic.no_cache import NoCache +from gem5.components.processors.simple_processor import SimpleProcessor +from gem5.simulate.simulator import Simulator + +# This check ensures the gem5 binary is compiled to the MIPS ISA target. +# If not, an exception will be thrown. +requires(isa_required=ISA.MIPS) + +# In this setup we don't have a cache. `NoCache` can be used for such setups. +cache_hierarchy = NoCache() + +# We use a single channel DDR3_2133 memory system +memory = SingleChannelDDR3_2133(size="16MB") + +# We use a simple TIMING processor with one core. +processor = SimpleProcessor( + cpu_type=CPUTypes.TIMING, isa=ISA.MIPS, num_cores=1 +) + +# The gem5 library simple board which can be used to run simple SE-mode +# simulations. +board = SimpleBoard( + clk_freq="5GHz", + processor=processor, + memory=memory, + cache_hierarchy=cache_hierarchy, +) + +board.set_se_binary_workload(Resource("mips-hello")) + +# Lastly we run the simulation. +simulator = Simulator(board=board) +simulator.run() + +print( + "Exiting @ tick {} because {}.".format( + simulator.get_current_tick(), + simulator.get_last_exit_event_cause(), + ) +) -- To view, visit https://gem5-review.googlesource.com/c/public/gem5/+/68777?usp=email To unsubscribe, or for help writing mail filters, visit https://gem5-review.googlesource.com/settings Gerrit-Project: public/gem5 Gerrit-Branch: develop Gerrit-Change-Id: I14f1bac69aebde4d8fe96eb844f41d5d97d606ae Gerrit-Change-Number: 68777 Gerrit-PatchSet: 1 Gerrit-Owner: Kunal Pai <kunpai@ucdavis.edu> Gerrit-MessageType: newchange